You are downloading the Nice Lock XAP file v188.8.131.52 for Windows Phone. Nice Lock is a free and useful Productivity app: Do you want to protect your power button???One touch to turn off screen and lock device without touching power button.This app allows you ... You can now download the offline XAP file to install & try it.
Download Locations for Nice Lock 184.108.40.206 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Nice Lock XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.